Wagonmaker Classical Acoustic Guitar.Notes Minor separation at the bottom of the bridge. This guitar appears to be modeled after a Martin Wagonmaster Acoustic, although it is a one off instrument made in Logansport, Indiana. Action is high guitar does not have a truss rod to allow for neck adjustment A Wagonmaker Classical Acoustic Guitar. in Good condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know